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Get $5 worth of MP3 downloads from Amazon MP3 when your order ships.Technical Details * Super-light, ear-bud headphones are perfect for exercise
* Features Sony\'s acoustic twin turbo circuit for improved efficiency
* 16 mm driver units for deep bass sound and clear treble
* PET diaphragm for minimum distortion and superb high-frequency response
* Neodymium magnets provide maximum energy with mini...